Yamaha Genuine 4-Pin Relay Assembly BK6-H1950-00 for NMAX V2 Aerox V1 V2

Yamaha Genuine 4-pin relay assembly for selected Yamaha motorcycles using OEM part number BK6-H1950-00. Suitable as a model-specific replacement for the original electrical relay. Also searched as relay assy, power relay, automotive relay, or motorcycle relay switch. Product specifications Brand: Yamaha Genuine Parts Part number: BK6-H1950-00 Product type: Relay Assembly Voltage: 12V DC Terminal configuration: 4-pin Body size: Micro-ISO automotive relay Contact arrangement: 1 Form A / SPST normally open Relay marking: ACM33221 / CM1a-R-12V Protective construction: Sealed Coil protection: Built-in resistor Nominal switching capacity: 35A at 14V DC, resistive load Installation: Plug-in replacement Color: Black Quantity: 1 piece Primary applications Yamaha NMAX 155 V2 Yamaha Aerox 155 V1 Yamaha Aerox 155 V2 Yamaha NVX 155 equivalent models The same BK6-H1950-00 relay also appears in official parts catalogues for selected Yamaha R15, Y15ZR/Sniper 150, and Y16ZR/Sniper 155 models. Compatibility must still be confirmed through the original relay number and connector arrangement. Equivalent size and cross-reference Panasonic/NAIS number: ACM33221 Manufacturer model: CM1a-R-12V Equivalent physical class: Micro-ISO, 12V, 4-pin Contact type: SPST normally open with resistor suppression A standard-looking 4-pin automotive relay is not automatically compatible. Before using another brand, match all of the following: 12V coil voltage Exact four-pin terminal positions Normally-open circuit arrangement Built-in resistor configuration Micro-ISO housing dimensions Current capacity Mounting holder and connector clearance Do not replace this with a 5-pin relay or a differently wired 4-pin relay based only on appearance. Package inclusion 1 × Yamaha Relay Assembly BK6-H1950-00 Wiring harness, connector socket, fuse, and other electrical components are not included unless specifically stated. Important reminder Please inspect the original relay marking and motorcycle parts catalogue before ordering. Model year and market-version differences may use another relay number. Disconnect the battery before installation and have the motorcycle’s electrical system checked by a qualified technician if relay failure is recurring.